Petitions and EPA Response Memorandums related to Lead Emissions from Aircraft that Operate on Leaded Fuel
EPA has actively engaged in the investigation of emissions of lead from aircraft operating on leaded fuel and the impact of these emissions on lead air pollution. We have completed this investigation and on [insert publication date], we issued a final determination that lead emissions to air from certain aircraft engines cause or contribute to air pollution which may reasonably be anticipated to endanger public health and welfare. Aircraft that use leaded aviation gasoline are primarily piston-engine aircraft.
- Final Finding that Lead Emissions from Aircraft Engines That Operate on Leaded Fuel Cause or Contribute to Air Pollution that May Reasonably Be Anticipated to Endanger Public Health and Welfare (pdf) (693 KB, published October 20, 2023)
- Final Finding Fact Sheet:
- Proposed Finding that Lead Emissions from Aircraft Engines That Operate on Leaded Fuel Cause or Contribute to Air Pollution that May Reasonably Be Anticipated to Endanger Public Health and Welfare (pdf) (published October 17, 2022)
- Fact Sheet: EPA Proposes Endangerment Finding for Lead Emissions from Aircraft that Operate on Leaded Fuel (pdf) (462 K, October 2022, EPA-420-F-22-022)
Below you can find EPA’s response to petitions.
- EPA Response Memorandum to the 2021 Petition from Alaska Community Action on Toxics, Center for Environmental Health, Friends of the Earth, Montgomery-Gibbs Environmental Coalition, Oregon Aviation Watch, the county of Santa Clara, the Town of Middleton (pdf)
- Petition from Alaska Community Action on Toxics, Center for Environmental Health, Friends of the Earth, Montgomery-Gibbs Environmental Coalition, Oregon Aviation Watch, the County of Santa Clara, and the Town of Middleton (pdf)
- EPA Response Memorandum to the 2014 Petition from Friends of the Earth, Physicians for Social Responsibility, and Oregon Aviation Watch Regarding Lead Emissions from Piston-Engine Aircraft (pdf)
- Petition from Friends of the Earth, Physicians for Social Responsibility, and Oregon Aviation Watch (pdf)
- EPA Response Memorandum to the 2006 Petition from Friends of the Earth Regarding Lead Emissions from Piston-Engine Aircraft (pdf)
- Petition from Friends of the Earth (pdf)